Night Owl Security ADV1-168500 16-Channel Security System with 500GB HD with 8 Indoor/Outdoor Cameras and Pro App (Black) 16 Channel smart DVR with pre-installed 500GB hard drive 8 x Indoor/Outdoor cameras with 50FT night vision Free CMS software for your PC or Mac, and Night Owl Pro Software Motion activated push notifications and or email alerts View, playback and configure your system anywhere in the World from your Smartphone or Tablet